<!DOCTYPE html>
<html>
    <head>
        <meta charset=utf-8 />
        
        <style type="text/css">   
            html, body {
                margin: 0;
                padding: 0;
                width: 100%;
                height: 100%;
                display: table;
            }
           
        </style>
       
    </head>
    <body  background="rule.bmp">
        

       
    </body>
</html>